837400

素因数分解:

$2^3\times 5^2\times {\mathrm{53}}^1\times {\mathrm{79}}^1$

素因数の和:148

約数の個数: 48

約数和(自身を含む): 2008800

約数和(自身を除く): 1171400

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 53, 79, 100, 106, 158, 200, 212, 265, 316, 395, 424, 530, 632, 790, 1060, 1325, 1580, 1975, 2120, 2650, 3160, 3950, 4187, 5300, 7900, 8374, 10600, 15800, 16748, 20935, 33496, 41870, 83740, 104675, 167480, 209350, 418700, 837400]

約数ペア:

[(1, 837400), (2, 418700), (4, 209350), (5, 167480), (8, 104675), (10, 83740), (20, 41870), (25, 33496), (40, 20935), (50, 16748), (53, 15800), (79, 10600), (100, 8374), (106, 7900), (158, 5300), (200, 4187), (212, 3950), (265, 3160), (316, 2650), (395, 2120), (424, 1975), (530, 1580), (632, 1325), (790, 1060)]